Anyone who has seen a version of the musical “Cabaret” will recall the dazzling, provocative world of the Kit Kat Club, a fictional nightclub in pre-World War II Berlin. At the top of the show, a vivacious emcee, originated by Joel Grey, beckons us inside enticingly. “We have no troubles here!” he promises. “Here, life is beautiful.”

Anyone who has seen a version of the musical “Cabaret” will recall the dazzling, provocative world of the Kit Kat Club, a fictional nightclub in pre-World War II Berlin. At the top of the show, a vivacious emcee, originated by Joel Grey, beckons us inside enticingly. “We have no troubles here!” he promises. “Here, life is beautiful.”